How to use the video stabilize feature

Books and tutorials:

With Kdenlive v0.9.0 a video stabilize feature was introduced. This feature can remove shakeyness from hand held footage. This video shows how you can use this feature and it demos the sort of results you might expect.

The "shutter angle" setting that the narrator says he does not know what it does ... Well the narator now does know what it does.
Shutterangle is the Angle that Images could be maximum rotated for stabilization.